Robert Kissel was beaten to death in 2003. Now his brother Andrew is dead in tony Greenwich. They left behind many questions

Really it's a sad story. The Kissels are rich, or used to be, so it's tempting to savor the elaborate murders and betrayals the family has endured as a long lost episode of Knots Landing. But five young kids have lost their fathers, and paterfamilias William Kissel, 78, has lived through the killings of two of his three children. Hong Kong financier Robert Kissel, 40, was drugged and then bludgeoned to death by his wife Nancy in 2003, and now the other Kissel son, Andrew, a 46-year-old real estate developer, is dead after being stabbed at his rented mansion in Greenwich,...